<style>
body {
    margin: 0;
    font-size: 20px;
}

* {
    box-sizing: border-box;
}

.container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background: white;
    color: black;
    font-family: arial, sans-serif;
    overflow: hidden;
}

.content {
    position: relative;
    width: 600px;
    max-width: 100%;
    margin: 20px;
    background: white;
    padding: 60px 40px;
    text-align: center;
    box-shadow: -10px 10px 67px -12px rgba(0, 0, 0, 0.2);
    opacity: 0;
    animation: apparition 0.8s 1.2s cubic-bezier(0.39, 0.575, 0.28, 0.995) forwards;
}

.content p {
    font-size: 1.3rem;
    margin-top: 0;
    margin-bottom: 0.6rem;
    letter-spacing: 0.1rem;
    color: #595959;
}

.content p:last-child {
    margin-bottom: 0;
}

.content button {
    display: inline-block;
    margin-top: 2rem;
    padding: 0.5rem 1rem;
    border: 3px solid #595959;
    background: transparent;
    font-size: 1rem;
    color: #595959;
    text-decoration: none;
    cursor: pointer;
    font-weight: bold;
}

.particle {
    position: absolute;
    display: block;
    pointer-events: none;
}

.particle:nth-child(1) {
    top: 51.2946979038%;
    left: 52.4233432245%;
    font-size: 11px;
    filter: blur(0.02px);
    animation: 35s floatReverse2 infinite;
}

.particle:nth-child(2) {
    top: 20.4379562044%;
    left: 45.988258317%;
    font-size: 22px;
    filter: blur(0.04px);
    animation: 37s float infinite;
}

.particle:nth-child(3) {
    top: 67.7300613497%;
    left: 24.6305418719%;
    font-size: 15px;
    filter: blur(0.06px);
    animation: 36s floatReverse2 infinite;
}

.particle:nth-child(4) {
    top: 62.1454993835%;
    left: 36.5974282888%;
    font-size: 11px;
    filter: blur(0.08px);
    animation: 26s floatReverse infinite;
}

.particle:nth-child(5) {
    top: 5.8968058968%;
    left: 78.8954635108%;
    font-size: 14px;
    filter: blur(0.1px);
    animation: 34s float2 infinite;
}

.particle:nth-child(6) {
    top: 35.1219512195%;
    left: 38.2352941176%;
    font-size: 20px;
    filter: blur(0.12px);
    animation: 29s floatReverse infinite;
}

.particle:nth-child(7) {
    top: 88.3435582822%;
    left: 17.7339901478%;
    font-size: 15px;
    filter: blur(0.14px);
    animation: 35s floatReverse2 infinite;
}

.particle:nth-child(8) {
    top: 34.398034398%;
    left: 12.8205128205%;
    font-size: 14px;
    filter: blur(0.16px);
    animation: 37s float infinite;
}

.particle:nth-child(9) {
    top: 34.0632603406%;
    left: 35.2250489237%;
    font-size: 22px;
    filter: blur(0.18px);
    animation: 36s floatReverse infinite;
}

.particle:nth-child(10) {
    top: 41.0256410256%;
    left: 1.9627085378%;
    font-size: 19px;
    filter: blur(0.2px);
    animation: 38s floatReverse2 infinite;
}

.particle:nth-child(11) {
    top: 37.0731707317%;
    left: 34.3137254902%;
    font-size: 20px;
    filter: blur(0.22px);
    animation: 21s float2 infinite;
}

.particle:nth-child(12) {
    top: 87.2549019608%;
    left: 32.4803149606%;
    font-size: 16px;
    filter: blur(0.24px);
    animation: 26s floatReverse infinite;
}

.particle:nth-child(13) {
    top: 62.7450980392%;
    left: 3.937007874%;
    font-size: 16px;
    filter: blur(0.26px);
    animation: 28s float infinite;
}

.particle:nth-child(14) {
    top: 93.137254902%;
    left: 3.937007874%;
    font-size: 16px;
    filter: blur(0.28px);
    animation: 26s floatReverse infinite;
}

.particle:nth-child(15) {
    top: 30.5418719212%;
    left: 63.2411067194%;
    font-size: 12px;
    filter: blur(0.3px);
    animation: 39s floatReverse2 infinite;
}

.particle:nth-child(16) {
    top: 6.8126520681%;
    left: 62.6223091977%;
    font-size: 22px;
    filter: blur(0.32px);
    animation: 29s float infinite;
}

.particle:nth-child(17) {
    top: 93.2038834951%;
    left: 68.359375%;
    font-size: 24px;
    filter: blur(0.34px);
    animation: 37s float2 infinite;
}

.particle:nth-child(18) {
    top: 73.2600732601%;
    left: 3.9254170756%;
    font-size: 19px;
    filter: blur(0.36px);
    animation: 31s floatReverse2 infinite;
}

.particle:nth-child(19) {
    top: 68.7116564417%;
    left: 17.7339901478%;
    font-size: 15px;
    filter: blur(0.38px);
    animation: 28s float2 infinite;
}

.particle:nth-child(20) {
    top: 17.4757281553%;
    left: 17.578125%;
    font-size: 24px;
    filter: blur(0.4px);
    animation: 30s float infinite;
}

.particle:nth-child(21) {
    top: 48.2509047045%;
    left: 22.351797862%;
    font-size: 29px;
    filter: blur(0.42px);
    animation: 40s float infinite;
}

.particle:nth-child(22) {
    top: 26.6337854501%;
    left: 95.9446092977%;
    font-size: 11px;
    filter: blur(0.44px);
    animation: 23s float2 infinite;
}

.particle:nth-child(23) {
    top: 80.5825242718%;
    left: 27.34375%;
    font-size: 24px;
    filter: blur(0.46px);
    animation: 39s floatReverse infinite;
}

.particle:nth-child(24) {
    top: 45.3760789149%;
    left: 3.9564787339%;
    font-size: 11px;
    filter: blur(0.48px);
    animation: 21s floatReverse infinite;
}

.particle:nth-child(25) {
    top: 85.3333333333%;
    left: 63.4146341463%;
    font-size: 25px;
    filter: blur(0.5px);
    animation: 37s floatReverse infinite;
}

.particle:nth-child(26) {
    top: 15.7055214724%;
    left: 64.039408867%;
    font-size: 15px;
    filter: blur(0.52px);
    animation: 29s floatReverse2 infinite;
}

.particle:nth-child(27) {
    top: 61.0169491525%;
    left: 87.7192982456%;
    font-size: 26px;
    filter: blur(0.54px);
    animation: 38s floatReverse2 infinite;
}

.particle:nth-child(28) {
    top: 73.9827373613%;
    left: 69.2383778437%;
    font-size: 11px;
    filter: blur(0.56px);
    animation: 28s float infinite;
}

.particle:nth-child(29) {
    top: 39.5657418577%;
    left: 32.0699708455%;
    font-size: 29px;
    filter: blur(0.58px);
    animation: 29s floatReverse infinite;
}

.particle:nth-child(30) {
    top: 62.2114216282%;
    left: 32.2580645161%;
    font-size: 23px;
    filter: blur(0.6px);
    animation: 29s floatReverse2 infinite;
}

.particle:nth-child(31) {
    top: 5.9113300493%;
    left: 23.7154150198%;
    font-size: 12px;
    filter: blur(0.62px);
    animation: 34s floatReverse infinite;
}

.particle:nth-child(32) {
    top: 36.3636363636%;
    left: 33.5305719921%;
    font-size: 14px;
    filter: blur(0.64px);
    animation: 37s floatReverse2 infinite;
}

.particle:nth-child(33) {
    top: 86.1689106487%;
    left: 73.7463126844%;
    font-size: 17px;
    filter: blur(0.66px);
    animation: 36s float2 infinite;
}

.particle:nth-child(34) {
    top: 78.0722891566%;
    left: 30.0970873786%;
    font-size: 30px;
    filter: blur(0.68px);
    animation: 32s floatReverse infinite;
}

.particle:nth-child(35) {
    top: 76.1904761905%;
    left: 28.4592737978%;
    font-size: 19px;
    filter: blur(0.7px);
    animation: 22s float infinite;
}

.particle:nth-child(36) {
    top: 70.243902439%;
    left: 66.6666666667%;
    font-size: 20px;
    filter: blur(0.72px);
    animation: 27s float2 infinite;
}

.particle:nth-child(37) {
    top: 8.8127294982%;
    left: 14.7492625369%;
    font-size: 17px;
    filter: blur(0.74px);
    animation: 22s floatReverse infinite;
}

.particle:nth-child(38) {
    top: 89.3203883495%;
    left: 18.5546875%;
    font-size: 24px;
    filter: blur(0.76px);
    animation: 28s float infinite;
}

.particle:nth-child(39) {
    top: 2.9090909091%;
    left: 24.3902439024%;
    font-size: 25px;
    filter: blur(0.78px);
    animation: 32s float2 infinite;
}

.particle:nth-child(40) {
    top: 98.4009840098%;
    left: 88.8450148075%;
    font-size: 13px;
    filter: blur(0.8px);
    animation: 21s float infinite;
}

.particle:nth-child(41) {
    top: 38.6007237636%;
    left: 95.2380952381%;
    font-size: 29px;
    filter: blur(0.82px);
    animation: 39s float2 infinite;
}

.particle:nth-child(42) {
    top: 85.7142857143%;
    left: 90.9090909091%;
    font-size: 12px;
    filter: blur(0.84px);
    animation: 28s float2 infinite;
}

.particle:nth-child(43) {
    top: 91.5662650602%;
    left: 63.1067961165%;
    font-size: 30px;
    filter: blur(0.86px);
    animation: 30s float infinite;
}

.particle:nth-child(44) {
    top: 78.928136419%;
    left: 15.6709108717%;
    font-size: 21px;
    filter: blur(0.88px);
    animation: 33s float infinite;
}

.particle:nth-child(45) {
    top: 87.1670702179%;
    left: 75.0487329435%;
    font-size: 26px;
    filter: blur(0.9px);
    animation: 35s float2 infinite;
}

.particle:nth-child(46) {
    top: 61.9164619165%;
    left: 32.5443786982%;
    font-size: 14px;
    filter: blur(0.92px);
    animation: 22s float infinite;
}

.particle:nth-child(47) {
    top: 48.4848484848%;
    left: 89.756097561%;
    font-size: 25px;
    filter: blur(0.94px);
    animation: 35s floatReverse infinite;
}

.particle:nth-child(48) {
    top: 56.0196560197%;
    left: 8.875739645%;
    font-size: 14px;
    filter: blur(0.96px);
    animation: 33s floatReverse infinite;
}

.particle:nth-child(49) {
    top: 44.7144592953%;
    left: 21.5053763441%;
    font-size: 23px;
    filter: blur(0.98px);
    animation: 26s float2 infinite;
}

.particle:nth-child(50) {
    top: 8.6956521739%;
    left: 49.6108949416%;
    font-size: 28px;
    filter: blur(1px);
    animation: 37s floatReverse infinite;
}

.particle:nth-child(51) {
    top: 86.4864864865%;
    left: 47.3372781065%;
    font-size: 14px;
    filter: blur(1.02px);
    animation: 30s float2 infinite;
}

.particle:nth-child(52) {
    top: 75.1219512195%;
    left: 41.1764705882%;
    font-size: 20px;
    filter: blur(1.04px);
    animation: 39s floatReverse2 infinite;
}

.particle:nth-child(53) {
    top: 30.5043050431%;
    left: 54.2941757157%;
    font-size: 13px;
    filter: blur(1.06px);
    animation: 23s floatReverse infinite;
}

.particle:nth-child(54) {
    top: 42.3645320197%;
    left: 5.9288537549%;
    font-size: 12px;
    filter: blur(1.08px);
    animation: 25s float infinite;
}

.particle:nth-child(55) {
    top: 56.0885608856%;
    left: 13.8203356367%;
    font-size: 13px;
    filter: blur(1.1px);
    animation: 34s float2 infinite;
}

.particle:nth-child(56) {
    top: 17.4545454545%;
    left: 69.2682926829%;
    font-size: 25px;
    filter: blur(1.12px);
    animation: 24s float infinite;
}

.particle:nth-child(57) {
    top: 50.1228501229%;
    left: 86.7850098619%;
    font-size: 14px;
    filter: blur(1.14px);
    animation: 22s float infinite;
}

.particle:nth-child(58) {
    top: 34.9090909091%;
    left: 1.9512195122%;
    font-size: 25px;
    filter: blur(1.16px);
    animation: 26s float2 infinite;
}

.particle:nth-child(59) {
    top: 19.4647201946%;
    left: 61.6438356164%;
    font-size: 22px;
    filter: blur(1.18px);
    animation: 28s float infinite;
}

.particle:nth-child(60) {
    top: 7.8335373317%;
    left: 4.9164208456%;
    font-size: 17px;
    filter: blur(1.2px);
    animation: 28s float infinite;
}

.particle:nth-child(61) {
    top: 41.3793103448%;
    left: 63.2411067194%;
    font-size: 12px;
    filter: blur(1.22px);
    animation: 22s float infinite;
}

.particle:nth-child(62) {
    top: 97.7995110024%;
    left: 4.9115913556%;
    font-size: 18px;
    filter: blur(1.24px);
    animation: 28s float infinite;
}

.particle:nth-child(63) {
    top: 42.7184466019%;
    left: 41.015625%;
    font-size: 24px;
    filter: blur(1.26px);
    animation: 30s float infinite;
}

.particle:nth-child(64) {
    top: 51.1685116851%;
    left: 61.2043435341%;
    font-size: 13px;
    filter: blur(1.28px);
    animation: 36s float infinite;
}

.particle:nth-child(65) {
    top: 88.8888888889%;
    left: 43.7743190661%;
    font-size: 28px;
    filter: blur(1.3px);
    animation: 40s float infinite;
}

.particle:nth-child(66) {
    top: 66.9950738916%;
    left: 40.5138339921%;
    font-size: 12px;
    filter: blur(1.32px);
    animation: 29s floatReverse infinite;
}

.particle:nth-child(67) {
    top: 24.5098039216%;
    left: 21.6535433071%;
    font-size: 16px;
    filter: blur(1.34px);
    animation: 31s float2 infinite;
}

.particle:nth-child(68) {
    top: 60.2673147023%;
    left: 51.8084066471%;
    font-size: 23px;
    filter: blur(1.36px);
    animation: 36s floatReverse2 infinite;
}

.particle:nth-child(69) {
    top: 7.7108433735%;
    left: 89.3203883495%;
    font-size: 30px;
    filter: blur(1.38px);
    animation: 40s float infinite;
}

.particle:nth-child(70) {
    top: 36.6265060241%;
    left: 26.213592233%;
    font-size: 30px;
    filter: blur(1.4px);
    animation: 24s floatReverse infinite;
}

.particle:nth-child(71) {
    top: 45.0428396573%;
    left: 98.3284169125%;
    font-size: 17px;
    filter: blur(1.42px);
    animation: 36s float2 infinite;
}

.particle:nth-child(72) {
    top: 0.9696969697%;
    left: 53.6585365854%;
    font-size: 25px;
    filter: blur(1.44px);
    animation: 35s floatReverse infinite;
}

.particle:nth-child(73) {
    top: 4.8484848485%;
    left: 61.4634146341%;
    font-size: 25px;
    filter: blur(1.46px);
    animation: 33s float infinite;
}

.particle:nth-child(74) {
    top: 1.9728729963%;
    left: 77.1513353116%;
    font-size: 11px;
    filter: blur(1.48px);
    animation: 33s floatReverse infinite;
}

.particle:nth-child(75) {
    top: 1.9370460048%;
    left: 35.0877192982%;
    font-size: 26px;
    filter: blur(1.5px);
    animation: 34s floatReverse infinite;
}

.particle:nth-child(76) {
    top: 71.4810281518%;
    left: 3.9331366765%;
    font-size: 17px;
    filter: blur(1.52px);
    animation: 26s floatReverse2 infinite;
}

.particle:nth-child(77) {
    top: 23.645320197%;
    left: 84.9802371542%;
    font-size: 12px;
    filter: blur(1.54px);
    animation: 35s float2 infinite;
}

.particle:nth-child(78) {
    top: 36.8932038835%;
    left: 44.921875%;
    font-size: 24px;
    filter: blur(1.56px);
    animation: 38s float2 infinite;
}

.particle:nth-child(79) {
    top: 67.8132678133%;
    left: 82.8402366864%;
    font-size: 14px;
    filter: blur(1.58px);
    animation: 34s floatReverse infinite;
}

.particle:nth-child(80) {
    top: 90.7117008444%;
    left: 32.0699708455%;
    font-size: 29px;
    filter: blur(1.6px);
    animation: 36s floatReverse infinite;
}

@keyframes apparition {
    from {
        opacity: 0;
        transform: translateY(100px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(180px);
    }
}

@keyframes floatReverse {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-180px);
    }
}

@keyframes float2 {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(28px);
    }
}

@keyframes floatReverse2 {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-28px);
    }
}
</style>


<template>
    <main class='container'>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>4</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <span class='particle'>0</span>
        <article class='content'>
            <p>Damnit stranger,</p>
            <p>You got lost in the <strong>404</strong> galaxy.</p>
            <p>
                <button>Go back to earth.</button>
            </p>
        </article>
    </main>
</template>